Home / 27,285.98-40,928.97-18,049.82

Finding the Fourth Proportional to 27,285.98, 40,928.97 and 18,049.82

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Solution

The fourth proportional to 27,285.98, 40,928.97 and 18,049.82 is: 27,074.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,285.98 : 40,928.97 = 18,049.82 : x
  2. Step 2: Convert to fraction form
    27,285.98/40,928.97 = 18,049.82/x
  3. Step 3: Cross multiply
    27,285.98x = 40,928.97 × 18,049.82
  4. Step 4: Simplify right side
    27,285.98x = 738,760,541.29
  5. Step 5: Solve for x
    x = 738,760,541.29/27,285.98
  6. Step 6: Final answer
    x = 27,074.73

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.